LIQUID EJECTION APPARATUS AND METHOD

PROBLEM TO BE SOLVED: To prevent a deviation phenomenon of an ink droplet in a nozzle having a low usage rate.SOLUTION: A liquid ejection apparatus sets a pre-recording preliminary ejection amount as a second preliminary ejection amount U, which is larger than a first preliminary ejection amount D a...

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Bibliographic Details
Main Authors JOGO JUNPEI, KAWAMATA YUTAKA, DANZUKA TOSHIMITSU, KATO HIROTAKE, WATANABE ASAKO, SUZUKI KAZUO, KOMATSU HIROAKI, UETSUKI MASAYA
Format Patent
LanguageEnglish
Published 12.01.2012
Subjects
CORRECTION OF TYPOGRAPHICAL ERRORS
i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME
LINING MACHINES
PERFORMING OPERATIONS
PRINTING
SELECTIVE PRINTING MECHANISMS
STAMPS
TRANSPORTING
TYPEWRITERS
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Summary:PROBLEM TO BE SOLVED: To prevent a deviation phenomenon of an ink droplet in a nozzle having a low usage rate.SOLUTION: A liquid ejection apparatus sets a pre-recording preliminary ejection amount as a second preliminary ejection amount U, which is larger than a first preliminary ejection amount D according to a downtime T from when a previous recording to a recording medium is completed to when a new recording to the recording medium is started when a lapse time T from the previous recording is less than a predetermined time Tth and a number of ejection per minute during the recording operation is less than th when the recording to the recording medium is started.
Bibliography:Application Number: JP20100144286